Back Support Industrial W Suspenders Lrg 39 44 Walkers Specialty Accessori Optimum Comfort Gel Cushion (24 Procedure Mask Ultra Pleated Optimum Comfort Gel Cushion (24 x 18 ) * Unique channeled gel bladder prevents gel migration in high pressure areas * Gel channels provide relief over the entire cushion area * Foam base provides additional support * Inner foam core has a liner to protect the integrity of the foam * High end cover with straps Without Arms * Wide opening in front and back * 17 (W) x 16 Large fits hip circum 39 44 * Four flexible metal stays provide posterior compression while the 4 premium elastic side pulls provide adjustable abdominal compression * Measurement is hip circumference * Quality shoulder straps help provide upper body support and encourage wearing of the support during rest periods